200018073 has 32 divisors (see below), whose sum is σ = 299427840. Its totient is φ = 118022400.

The previous prime is 200018057. The next prime is 200018101. The reversal of 200018073 is 370810002.

It is not a de Polignac number, because 200018073 - 2⁴ = 200018057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200018053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145636 + ... + 147002.

It is an arithmetic number, because the mean of its divisors is an integer number (9357120).

Almost surely, 2^200018073 is an apocalyptic number.

It is an amenable number.

200018073 is a deficient number, since it is larger than the sum of its proper divisors (99409767).

200018073 is a wasteful number, since it uses less digits than its factorization.

200018073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 200018073 is about 14142.7745863391. The cubic root of 200018073 is about 584.8211623695.

Adding to 200018073 its reverse (370810002), we get a palindrome (570828075).

The spelling of 200018073 in words is "two hundred million, eighteen thousand, seventy-three".